Update dependency repo-check to v1.20.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
repo-check	1.19.0 -> 1.20.1

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Release Notes

Shuunen/repo-checker

### [`v1.20.1`](https://togithub.com/Shuunen/repo-checker/compare/v1.19.0...v1.20.1) [Compare Source](https://togithub.com/Shuunen/repo-checker/compare/v1.19.0...v1.20.1)

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Configuration

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